Returns the inverse of the two-tailed Student's t-distribution[1].
Syntax:
T.INV.2T( probability:Number, degrees of freedom:PositiveInteger )
For the given probability in [0,1], returns the corresponding x-value which yields that two-tailed probability for the Student's t-distribution with given degrees of freedom.
Revisions:
This function was added in Fireworkz 2.00.